નીચેનામાંથી કયું વિધાન $TRUE$ (સાચું) છે?

  • A
    $x \cdot \int \frac{dx}{x} = x \ln |x| + C$
  • B
    $x \cdot \int \frac{dx}{x} = x \ln |x| + Cx$
  • C
    $\frac{1}{\cos x} \cdot \int \cos x \, dx = \tan x + C$
  • D
    $\frac{1}{\cos x} \cdot \int \cos x \, dx = x + C$

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નીચેનું સંકલન શોધો: $\int \frac{2-3 \sin x}{\cos ^{2} x} d x$

$\int \frac{1 + x^2}{\sqrt{1 - x^2}} dx = $

$\int \frac{x^8-9 x^2+18}{x^4-3 x^2+3} d x=$

વિધેય $\tan ^{2}(2 x-3)$ નું સંકલન કરો.

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